apskel-pos-flutter/lib/presentation/home/models/product_quantity.dart

import 'dart:convert';
import 'dart:developer';

import 'package:enaklo_pos/data/models/response/product_response_model.dart';

class ProductQuantity {
  final Product product;
  ProductVariant? variant;
  int quantity;
  String notes;
  ProductQuantity({
    required this.product,
    required this.quantity,
    this.notes = '',
    this.variant,
  });

  @override
  bool operator ==(Object other) {
    if (identical(this, other)) return true;

    return other is ProductQuantity &&
        other.product == product &&
        other.quantity == quantity &&
        other.variant == variant &&
        other.notes == notes;
  }

  @override
  int get hashCode =>
      product.hashCode ^ quantity.hashCode ^ variant.hashCode ^ notes.hashCode;

  Map<String, dynamic> toMap() {
    return {
      'product': product.toMap(),
      'quantity': quantity,
      'notes': notes,
      'variant': variant?.toMap(),
    };
  }

  Map<String, dynamic> toLocalMap(int orderId) {
    log("OrderProductId: ${product.id}");

    return {
      'id_order': orderId,
      'id_product': product.id,
      'quantity': quantity,
      'price': product.price,
      'notes': notes,
      'variant': variant?.toMap(),
    };
  }

  Map<String, dynamic> toServerMap(int? orderId) {
    log("toServerMap: ${product.id}");

    return {
      'id_order': orderId ?? 0,
      'id_product': product.id,
      'quantity': quantity,
      'price': product.price,
      'notes': notes,
      'variant': variant?.toMap(),
    };
  }

  factory ProductQuantity.fromMap(Map<String, dynamic> map) {
    return ProductQuantity(
      product: Product.fromMap(map['product']),
      quantity: map['quantity']?.toInt() ?? 0,
      notes: map['notes'] ?? '',
      variant: map['variant'] != null
          ? ProductVariant.fromMap(map['variant'])
          : null,
    );
  }

  factory ProductQuantity.fromLocalMap(Map<String, dynamic> map) {
    log("ProductQuantity: $map");
    return ProductQuantity(
      product: Product.fromOrderMap(map),
      quantity: map['quantity']?.toInt() ?? 0,
      notes: map['notes'] ?? '',
      variant: map['variant'] != null
          ? ProductVariant.fromMap(map['variant'])
          : null,
    );
  }

  String toJson() => json.encode(toMap());

  factory ProductQuantity.fromJson(String source) =>
      ProductQuantity.fromMap(json.decode(source));

  ProductQuantity copyWith({
    Product? product,
    int? quantity,
    String? notes,
  }) {
    return ProductQuantity(
      product: product ?? this.product,
      quantity: quantity ?? this.quantity,
      notes: notes ?? this.notes,
      variant: variant,
    );
  }
}